code: def test_builder_config_step_metadata(self):
      for config in dataset_builder.MUJOCO_BUILDER_CONFIGS:
          if config.name in _mujoco_v1_replay_datasets():
              self.assertEqual(config.float_type, tf.float64)
          else:
              self.assertEqual(config.float_type, tf.float32)
  
file_path: datasets/tensorflow_datasets/d4rl/dataset_builder_test.py
imports: import tensorflow
  from tensorflow_datasets.d4rl import dataset_builder
label_desc: Use image node_id 1 for calling the MujocoDatasetTest obj's underlying member method code with example usage: obj.test_builder_config_step_metadata() without return types